Traceback (most recent call last):
  File "/usr/bin/ubuntuone-preferences", line 1126, in <module>
    prefs_dialog = UbuntuOneDialog()
  File "/usr/bin/ubuntuone-preferences", line 532, in __init__
    self.__construct()
  File "/usr/bin/ubuntuone-preferences", line 960, in __construct
    self.devices.list_devices()
  File "/usr/bin/ubuntuone-preferences", line 379, in list_devices
    token = get_access_token(self.keyring)
  File "/usr/bin/ubuntuone-preferences", line 124, in get_access_token
    'oauth-consumer-key': 'ubuntuone'})
IOError